3272218649 has 16 divisors (see below), whose sum is σ = 3815146368. Its totient is φ = 2748650112.

The previous prime is 3272218637. The next prime is 3272218673. The reversal of 3272218649 is 9468122723.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3272218649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3272218699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59834 + ... + 100620.

It is an arithmetic number, because the mean of its divisors is an integer number (238446648).

Almost surely, 2^3272218649 is an apocalyptic number.

It is an amenable number.

3272218649 is a deficient number, since it is larger than the sum of its proper divisors (542927719).

3272218649 is a wasteful number, since it uses less digits than its factorization.

3272218649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41024.

The product of its digits is 290304, while the sum is 44.

The square root of 3272218649 is about 57203.3097731241. The cubic root of 3272218649 is about 1484.6158920701.

The spelling of 3272218649 in words is "three billion, two hundred seventy-two million, two hundred eighteen thousand, six hundred forty-nine".